main{
    overflow: scroll;
    .vBox{
        width: 100%;
        background-color: rgb(195, 237, 172);
        position: relative;
        .icon-zuojiantou{
            position:absolute;
            top: 10px;
            left: 8px;
            z-index: 5;
            font-size: 30px;
        }
        video{
            width: 100%;
            height: 600px;
        }
        .title{
            position: absolute;
            bottom: 40px;
            left: 25px;
            h3{
                font-size: 50px;
                margin-bottom: 5px;
            }
        }
    }
    
    .keys{
        line-height: 70px;
       background-color: #fff;
        padding: 0 20px;
        .iconfont{
            font-size: 35px;
        }
    }
}
::-webkit-scrollbar {
    width: 0;
}
